Growing Collard Greens
Collard greens are a Southern staple — extremely hardy, tolerating both frost and summer heat better than most brassicas. Rich in nutrients and one of the most productive greens per square foot.
Quick Answer: Collard Greens grows in Zones 5a–11b, taking 60–80 days to harvest.
It's one of the easiest crops to grow.
🌡️ Zones 5a–11b
☀️ Full Sun
💧 Moderate Water
🌱 Beginner Friendly
🪴 Container OK (5+ gal)
💦 Hydroponic
❄️ Frost Tolerant
🏜️ Drought Tolerant
🐾 Pet Safe
Can You Grow Collard Greens in Your Area?
Growing Tips
Start indoors 4-6 weeks before last frost or direct sow. Harvest lower leaves as needed. Plants withstand hard frosts — flavor improves after cold snaps. In warm zones, grow as a fall/winter crop.
Where Does Collard Greens Grow?
Collard Greens is suited to Zones 5a–11b. Here are some areas where it thrives:
✅ Zone 5a
✅ Zone 5b
✅ Zone 6a
✅ Zone 6b
✅ Zone 7a
✅ Zone 7b
✅ Zone 8a
✅ Zone 8b
✅ Zone 9a
✅ Zone 9b
✅ Zone 10a
✅ Zone 10b
Won't grow outdoors in: very cold zones (below Zone 5a)
.
Collard greens struggle in zones with extreme cold — they are heat and mild-frost tolerant but not deeply cold-hardy.
Frequently Asked Questions
Collard Greens grows in USDA Zones 5a–11b.
Yes — Collard Greens is beginner-friendly.
Yes — use a 5+ gallon pot.
Collard Greens is safe for dogs and safe for cats.
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